1 <?php\r
2 \r
3 /**\r
4 * Smarty Internal Plugin Compile Break\r
5 * \r
6 * Compiles the {break} tag\r
7 * \r
8 * @package Smarty\r
9 * @subpackage Compiler\r
10 * @author Uwe Tews \r
11 */\r
12 /**\r
13 * Smarty Internal Plugin Compile Break Class\r
14 */\r
15 class Smarty_Internal_Compile_Break extends Smarty_Internal_CompileBase {\r
16 // attribute definitions\r
17 public $optional_attributes = array('levels'); \r
18 public $shorttag_order = array('levels');\r
19 \r
20 \r
21 /**\r
22 * Compiles code for the {break} tag\r
23 * \r
24 * @param array $args array with attributes from parser\r
25 * @param object $compiler compiler object\r
26 * @param array $parameter array with compilation parameter\r
27 * @return string compiled code\r
28 */\r
29 public function compile($args, $compiler, $parameter)\r
30 { \r
31 $this->compiler = $compiler;\r
32 $this->smarty = $compiler->smarty;\r
33 // check and get attributes\r
34 $_attr = $this->_get_attributes($args);\r
35 \r
36 if ($_attr['nocache'] === true) {\r
37 $this->compiler->trigger_template_error('nocache option not allowed', $this->compiler->lex->taglineno);\r
38 }\r
39 \r
40 if (isset($_attr['levels'])) {\r
41 if (!is_numeric($_attr['levels'])) {\r
42 $this->compiler->trigger_template_error('level attribute must be a numeric constant', $this->compiler->lex->taglineno);\r
43 } \r
44 $_levels = $_attr['levels'];\r
45 } else {\r
46 $_levels = 1;\r
47 } \r
48 $level_count = $_levels;\r
49 $stack_count = count($compiler->_tag_stack) - 1;\r
50 while ($level_count > 0 && $stack_count >= 0) {\r
51 if (in_array($compiler->_tag_stack[$stack_count][0], array('for', 'foreach', 'while', 'section'))) {\r
52 $level_count--;\r
53 } \r
54 $stack_count--;\r
55 } \r
56 if ($level_count != 0) {\r
57 $this->compiler->trigger_template_error("cannot break {$_levels} level(s)", $this->compiler->lex->taglineno);\r
58 } \r
59 // this tag does not return compiled code\r
60 $this->compiler->has_code = true;\r
61 return "<?php break {$_levels}?>";\r
62 } \r
63 } \r
64 \r
65 ?>